Lobster Mobster and Da Shrimp are recurring villains from The Little Mermaid television series. They are bumbling con-artist and constantly antagonize Ariel and her friends. They are modeled after 1920s gangster stereotypes. Lobster Mobster was voiced by Joe Alaskey while Da Shrimp was voiced by David Lander.

Their first appearance was the episode "Urchin". Here they meet an orphaned mer-boy named Urchin and swindle him into working for them posing themselves as something he desires; friends. Eventually he meets Ariel who convinces him that Lobster Mobster and his sidekick are not his allies and are just using him.

Later they would appear in "Double Bubble" where they kidnap twins Ariel is babysitting to gain their mother's pearl necklace.